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19-01-2022
Mathematics

contestada

Find x 14, 12, 15, x

Find x 14 12 15 x class=

Respuesta :

19-01-2022

Answer: 15.4

Step-by-step explanation:

12(12 + 26) = 15(15 + x)

144 + 312 = 225 + 15x

456 = 225 + 15x

456 - 225 = 15x

231 = 15x

231/15 = x

x = 15.4

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